Space
- Astronomy
No long, twisted tail trails the solar system
The bubble that envelops the planets and other material in the solar system does not have a tail, new observations show.
- Physics
Gamma-ray evidence for dark matter weakens
Excess gamma rays are still unexplained, but they might not come from dark matter.
- Planetary Science
In ‘grand finale,’ Cassini spacecraft sets off on collision course with Saturn
The Cassini spacecraft will plunge into Saturn’s atmosphere and disintegrate on Sept. 15, but is slated to do some solid science before its demise.
- Planetary Science
Bubbles may put mysterious fizz in Titan’s polar sea
Nitrogen bubbles may be the source of the “magic island” on Saturn’s moon Titan.
- Planetary Science
Nitrogen fizz fuels ‘magic island’ on Titan, simulation suggests
Nitrogen bubbles may be the source of the “magic island” on Saturn’s moon Titan.
- Planetary Science
Food for microbes found on Enceladus
The underground ocean of Saturn’s moon Enceladus harbors an abundance of molecular hydrogen, which could be an important source of food if microbial life exists there.
- Planetary Science
Jupiter’s Great Red Spot has company. Meet the Great Cold Spot
A previously unidentified dark mark on Jupiter has been dubbed the “Great Cold Spot” because of its temperature and resemblance to the planet’s Great Red Spot.
- Science & Society
Einstein’s latest anniversary marks the birth of modern cosmology
A century ago, Einstein gave birth to modern cosmology by using his general theory of relativity to describe the universe.
- Astronomy
Squabbles in star nurseries result in celestial fireworks
Images from the ALMA observatory in Chile reveal that early days of stars can be just as fiery as their death.
- Astronomy
Massive red, dead galaxy spotted in young universe
A hefty red, dead galaxy may raise questions about how galaxies formed in the early universe.
- Astronomy
Event Horizon Telescope to try to capture images of elusive black hole edge
Network of radio observatories will attempt a first-ever glimpse at an event horizon.
- Planetary Science
Competing ideas abound for how Earth got its moon
The moon may have formed from one giant impact or from about 20 small ones.
